Triple
T720346
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Massachusetts Water Resources Authority |
E14601
|
entity |
| Predicate | usesWaterSource |
P4102
|
FINISHED |
| Object | Quabbin Reservoir |
E34553
|
NE FINISHED |
How this triple was built (2 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Quabbin Reservoir | Statement: [Massachusetts Water Resources Authority, usesWaterSource, Quabbin Reservoir]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Quabbin Reservoir Context triple: [Massachusetts Water Resources Authority, usesWaterSource, Quabbin Reservoir]
-
A.
Wakeby Pond
Wakeby Pond is a freshwater lake on Cape Cod in Mashpee, Massachusetts, known for recreational activities like fishing, boating, and swimming.
-
B.
Sebasticook Lake
Sebasticook Lake is a freshwater lake in central Maine known for its recreational fishing, boating, and wildlife habitat near the town of Newport.
-
C.
Quabbin Reservoir region
chosen
The Quabbin Reservoir region is a largely forested, sparsely populated area of central Massachusetts centered on one of the largest man-made public water supplies in the United States, known for its protected watershed, wildlife, and recreation.
-
D.
Ashokan Reservoir
Ashokan Reservoir is a major New York City water supply reservoir located in the Catskill Mountains of Ulster County, New York.
-
E.
Muscoot Reservoir
Muscoot Reservoir is a man-made lake in Westchester County, New York, that serves as a key component of New York City’s Croton water supply system.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69a4934c753c81909b309027e48b9b3a |
completed | March 1, 2026, 7:28 p.m. |
| NER | Named-entity recognition | batch_69a4a58e65e8819098cba7e6a20d8f33 |
completed | March 1, 2026, 8:46 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a7cf4b62b08190bc8d5978595ce60b |
completed | March 4, 2026, 6:20 a.m. |
Created at: March 1, 2026, 7:37 p.m.